\HeaderA{demonstration}{qruleset Demo}{demonstration}
\begin{Description}\relax
Demonstration function for \code{qruleset} package.
\end{Description}
\begin{Usage}
\begin{verbatim}
demonstration()
\end{verbatim}
\end{Usage}
\begin{Details}\relax
To see details type \code{demonstration} to get function body.
\end{Details}

